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BOSTON MARATHON 2025

Deborah Alper

Bib: 24973•F

QC

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F60-64)
#0 / 624
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:01
Rank: #23700
Start → 5K
29:01 | 9:20/mi
10K· 6.21 mi
57:48
Rank: #23578 (+122)
5K → 10K
28:47 | 9:16/mi
15K· 9.32 mi
1:26:51
Rank: #23508 (+70)
10K → 15K
29:03 | 9:21/mi
20K· 12.43 mi
1:56:40
Rank: #23426 (+82)
15K → 20K
29:49 | 9:36/mi
Half· 13.11 mi
2:03:10
Rank: #23432 (-6)
20K → Half
6:30 | 9:32/mi
25K· 15.53 mi
2:28:35
Rank: #23598 (-166)
Half → 25K
25:25 | 10:29/mi
30K· 18.64 mi
3:06:32
Rank: #24248 (-650)
25K → 30K
37:57 | 12:13/mi
20M
3:21:46
Rank: #24225 (+23)
30K → 20M
15:14 | 11:13/mi
21M
3:33:59
Rank: #24203 (+22)
20M → 21M
12:13 | 12:13/mi
35K· 21.75 mi
3:41:43
Rank: #24156 (+47)
21M → 35K
7:44 | 10:20/mi
23M
3:56:43
Rank: #24227 (-71)
35K → 23M
15:00 | 11:59/mi
24M
4:07:18
Rank: #24180 (+47)
23M → 24M
10:35 | 10:35/mi
40K· 24.85 mi
4:15:47
Rank: #24062 (+118)
24M → 40K
8:29 | 9:55/mi
25.2M
4:19:51
Rank: #24052 (+10)
40K → 25.2M
4:04 | 11:48/mi
Finish· 26.22 mi
4:29:22
Rank: #23949 (+103)
25.2M → Finish
9:31 | 9:20/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:03:10
Pace9:24 /mi
2nd Half
Distance13.11 mi
Time2:26:12
Pace11:09 /mi
📊Positive Split: 18.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:29:5329:019:2029:01
9:20
-
10K
6.21 mi11:58:4057:489:1828:47
9:16
-0:04
15K
9.32 mi12:27:431:26:519:1929:03
9:21
+0:05
20K
12.43 mi12:57:321:56:409:2329:49
9:36
+0:15
Half
13.11 mi13:04:022:03:109:246:30
9:32
-0:04
25K
15.53 mi13:29:272:28:359:3425:25
10:29
+0:57
30K
18.64 mi14:07:243:06:3210:0037:57
12:13
+1:44
20M
20.00 mi14:22:383:21:4610:0515:14
11:13
-1:00
21M
21.00 mi14:34:513:33:5910:1112:13
12:13
+1:00
35K
21.75 mi14:42:353:41:4310:127:44
10:20
-1:53
23M
23.00 mi14:57:353:56:4310:1815:00
11:59
+1:39
24M
24.00 mi15:08:104:07:1810:1810:35
10:35
-1:24
40K
24.85 mi15:16:394:15:4710:178:29
9:55
-0:40
25.2M
25.20 mi15:20:434:19:5110:194:04
11:48
+1:53
Finish
26.22 mi15:30:144:29:2210:179:31
9:20
-2:28

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

9:16 /mi

Average Pace

10:17 /mi

Slowest Pace

12:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:12:41

49% of race

Time at Steady Pace

52:13

19% of race

Time at Slower Pace

1:24:28

31% of race

Average Pace: 10:16 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:29:5329:019:2029:01
9:20
#23700
10K
6.21 mi11:58:4057:489:1828:47
9:16
#23578
15K
9.32 mi12:27:431:26:519:1929:03
9:21
#23508
20K
12.43 mi12:57:321:56:409:2329:49
9:36
#23426
Half
13.11 mi13:04:022:03:109:246:30
9:32
#23432
25K
15.53 mi13:29:272:28:359:3425:25
10:29
#23598
30K
18.64 mi14:07:243:06:3210:0037:57
12:13
#24248
20M
20.00 mi14:22:383:21:4610:0515:14
11:13
#24225
21M
21.00 mi14:34:513:33:5910:1112:13
12:13
#24203
35K
21.75 mi14:42:353:41:4310:127:44
10:20
#24156
23M
23.00 mi14:57:353:56:4310:1815:00
11:59
#24227
24M
24.00 mi15:08:104:07:1810:1810:35
10:35
#24180
40K
24.85 mi15:16:394:15:4710:178:29
9:55
#24062
25.2M
25.20 mi15:20:434:19:5110:194:04
11:48
#24052
Finish
26.22 mi15:30:144:29:2210:179:31
9:20
#23949
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi237009534953423356(Top 82%)9295(Top 76%)9295(Top 1490%)
10K6.21 mi3.10 mi23578+1229473+619473+6123416(Top 82%)9365(Top 77%)9365(Top 1501%)
15K9.32 mi3.11 mi23508+709416+579416+5723356(Top 82%)9295(Top 76%)9295(Top 1490%)
20K12.43 mi3.11 mi23426+829357+599357+5923205(Top 82%)9250(Top 76%)9250(Top 1482%)
Half13.11 mi0.68 mi23432-69357935723664(Top 83%)9525(Top 78%)9525(Top 1526%)
25K15.53 mi2.42 mi23598-1669478-1219478-12124362(Top 86%)9940(Top 81%)9940(Top 1593%)
30K18.64 mi3.11 mi24248-6509865-3879865-38725841(Top 91%)10859(Top 89%)10859(Top 1740%)
20M20.00 mi1.36 mi24225+239874-99874-924030(Top 85%)9966(Top 82%)9966(Top 1597%)
21M21.00 mi1.00 mi24203+229873+19873+123969(Top 84%)10017(Top 82%)10017(Top 1605%)
35K21.75 mi0.75 mi24156+479853+209853+2022814(Top 80%)9450(Top 77%)9450(Top 1514%)
23M23.00 mi1.25 mi24227-719919-669919-6625096(Top 88%)10653(Top 87%)10653(Top 1707%)
24M24.00 mi1.00 mi24180+479913+69913+623047(Top 81%)9667(Top 79%)9667(Top 1549%)
40K24.85 mi0.85 mi24062+1189863+509863+5020229(Top 71%)8280(Top 68%)8280(Top 1327%)
25.2M25.20 mi0.35 mi24052+109858+59858+522809(Top 80%)9577(Top 78%)9577(Top 1535%)
Finish26.22 mi1.02 mi23949+1039815+439815+4320576(Top 72%)8443(Top 69%)8443(Top 1353%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21stories
+97ft-345ft

Overall

23356

Females

9295

F60-64

9295

5K→10K

3.1 - 6.2 mi

Top 82%
×5stories
+79ft-138ft

Overall

23416

Females

9365

F60-64

9365

10K→15K

6.2 - 9.3 mi

Top 82%
×3stories
+67ft-78ft

Overall

23356

Females

9295

F60-64

9295

15K→20K

9.3 - 12.4 mi

Top 82%
×5stories
+106ft-86ft

Overall

23205

Females

9250

F60-64

9250

20K→Half

12.4 - 13.1 mi

Top 83%
×2stories
+19ft-37ft

Overall

23664

Females

9525

F60-64

9525

Half→25K

13.1 - 15.5 mi

Top 86%
×4stories
+66ft-88ft

Overall

24362

Females

9940

F60-64

9940

25K→30K

15.5 - 18.6 mi

Top 91%
×9stories
+181ft-148ft

Overall

25841

Females

10859

F60-64

10859

30K→20M

18.6 - 20.0 mi

Top 85%
×5stories
+64ft-50ft

Overall

24030

Females

9966

F60-64

9966

20M→21M

20.0 - 21.0 mi

Top 84%
×8stories
+106ft-24ft

Overall

23969

Females

10017

F60-64

10017

21M→35K

21.0 - 21.8 mi

Top 80%
×7stories
+17ft-86ft

Overall

22814

Females

9450

F60-64

9450

35K→23M

21.8 - 23.0 mi

Top 88%
×5stories
+23ft-63ft

Overall

25096

Females

10653

F60-64

10653

23M→24M

23.0 - 24.0 mi

Top 81%
×6stories
+12ft-82ft

Overall

23047

Females

9667

F60-64

9667

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

20229

Females

8280

F60-64

8280

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

22809

Females

9577

F60-64

9577

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2stories
+22ft-21ft

Overall

20576

Females

8443

F60-64

8443

Passing Analysis

Category:
Athletes Passed
1399
Passed By
1648
Net Change
-249
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23700
5K → 10K303181+122#23700#23578
10K → 15K204134+70#23578#23508
15K → 20K187105+82#23508#23426
20K → Half2733-6#23426#23432
Half → 25K78244-166#23432#23598
25K → 30K24674-650#23598#24248
30K → 20M7956+23#24248#24225
20M → 21M7048+22#24225#24203
21M → 35K6013+47#24203#24156
35K → 23M50121-71#24156#24227
23M → 24M6821+47#24227#24180
24M → 40K1213+118#24180#24062
40K → 25.2M2010+10#24062#24052
25.2M → Finish1085+103#24052#23949
TOTALS13991648-249
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing